Spectra properties of Yb3+, Er3+: Sc2SiO5 crystal<xref rid="cpb_28_3_037802fn1" ref-type="fn">*</xref><fn id="cpb_28_3_037802fn1"><label>*</label>Project supported by the National Key Research and Development Program of China (Grant No. 2016YFB0701002), the Joint Fund of the National Natural Science Foundation of China and China Academy of Engineering Physics (NSAF) (Grant No. U1530152), the National Natural Science Foundation of China (Grant Nos. 91222112 and 61475177), and Shanghai Rising-Star Program (B type), China (Grant No. 14QB1401600).</fn>

Spectra properties of Yb³⁺, Er³⁺: Sc₂SiO₅ crystal**

Project supported by the National Key Research and Development Program of China (Grant No. 2016YFB0701002), the Joint Fund of the National Natural Science Foundation of China and China Academy of Engineering Physics (NSAF) (Grant No. U1530152), the National Natural Science Foundation of China (Grant Nos. 91222112 and 61475177), and Shanghai Rising-Star Program (B type), China (Grant No. 14QB1401600).

Xue Yanyan¹, Zheng Lihe^{2, †}, Jiang Dapeng², Sai Qinglin³, Su Liangbi², Xu Jun^{1, 4, ‡}

Microscopic image of indentation in mechanically polished SSO crystal.